From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: [PATCH 10/13] mm: only define hmm_vma_walk_pud if needed Date: Tue, 30 Jul 2019 08:52:00 +0300 Message-ID: <20190730055203.28467-11-hch@lst.de> References: <20190730055203.28467-1-hch@lst.de> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20190730055203.28467-1-hch-jcswGhMUV9g@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: nouveau-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "Nouveau" To: =?UTF-8?q?J=C3=A9r=C3=B4me=20Glisse?= , Jason Gunthorpe , Ben Skeggs , Felix Kuehling Cc: Ralph Campbell , nouveau-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org, dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org List-Id: amd-gfx.lists.freedesktop.org V2Ugb25seSBuZWVkIHRoZSBzcGVjaWFsIHB1ZF9lbnRyeSB3YWxrZXIgaWYgUFVELXNpemVkIGh1 Z2VwYWdlcyBhbmQKcHRlIG1hcHBpbmdzIGFyZSBzdXBwb3J0ZWQsIGVsc2UgdGhlIGNvbW1vbiBw YWdld2FsayBjb2RlIHdpbGwgdGFrZQpjYXJlIG9mIHRoZSBpdGVyYXRpb24uICBOb3QgaW1wbGVt ZW50aW5nIHRoaXMgY2FsbGJhY2sgcmVkdWNlZCB0aGUKYW1vdW50IG9mIGNvZGUgY29tcGlsZWQg Zm9yIG5vbi14ODYgcGxhdGZvcm1zLCBhbmQgYWxzbyBmaXhlcyBjb21waWxlCmZhaWx1cmVzIHdp dGggb3RoZXIgYXJjaGl0ZWN0dXJlcyB3aGVuIGhlbHBlcnMgbGlrZSBwdWRfcGZuIGFyZSBub3QK aW1wbGVtZW50ZWQuCgpTaWduZWQtb2ZmLWJ5OiBDaHJpc3RvcGggSGVsbHdpZyA8aGNoQGxzdC5k ZT4KLS0tCiBtbS9obW0uYyB8IDI5ICsrKysrKysrKysrKysrKystLS0tLS0tLS0tLS0tCiAxIGZp bGUgY2hhbmdlZCwgMTYgaW5zZXJ0aW9ucygrKSwgMTMgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0 IGEvbW0vaG1tLmMgYi9tbS9obW0uYwppbmRleCBlNjNhYjdmMTEzMzQuLjRkM2JkNDFiNjUyMiAx MDA2NDQKLS0tIGEvbW0vaG1tLmMKKysrIGIvbW0vaG1tLmMKQEAgLTQ1NSwxNSArNDU1LDYgQEAg c3RhdGljIGlubGluZSB1aW50NjRfdCBwbWRfdG9faG1tX3Bmbl9mbGFncyhzdHJ1Y3QgaG1tX3Jh bmdlICpyYW5nZSwgcG1kX3QgcG1kKQogCQkJCXJhbmdlLT5mbGFnc1tITU1fUEZOX1ZBTElEXTsK IH0KIAotc3RhdGljIGlubGluZSB1aW50NjRfdCBwdWRfdG9faG1tX3Bmbl9mbGFncyhzdHJ1Y3Qg aG1tX3JhbmdlICpyYW5nZSwgcHVkX3QgcHVkKQotewotCWlmICghcHVkX3ByZXNlbnQocHVkKSkK LQkJcmV0dXJuIDA7Ci0JcmV0dXJuIHB1ZF93cml0ZShwdWQpID8gcmFuZ2UtPmZsYWdzW0hNTV9Q Rk5fVkFMSURdIHwKLQkJCQlyYW5nZS0+ZmxhZ3NbSE1NX1BGTl9XUklURV0gOgotCQkJCXJhbmdl LT5mbGFnc1tITU1fUEZOX1ZBTElEXTsKLX0KLQogc3RhdGljIGludCBobW1fdm1hX2hhbmRsZV9w bWQoc3RydWN0IG1tX3dhbGsgKndhbGssCiAJCQkgICAgICB1bnNpZ25lZCBsb25nIGFkZHIsCiAJ CQkgICAgICB1bnNpZ25lZCBsb25nIGVuZCwKQEAgLTcwMCwxMCArNjkxLDE5IEBAIHN0YXRpYyBp bnQgaG1tX3ZtYV93YWxrX3BtZChwbWRfdCAqcG1kcCwKIAlyZXR1cm4gMDsKIH0KIAotc3RhdGlj IGludCBobW1fdm1hX3dhbGtfcHVkKHB1ZF90ICpwdWRwLAotCQkJICAgIHVuc2lnbmVkIGxvbmcg c3RhcnQsCi0JCQkgICAgdW5zaWduZWQgbG9uZyBlbmQsCi0JCQkgICAgc3RydWN0IG1tX3dhbGsg KndhbGspCisjaWYgZGVmaW5lZChDT05GSUdfQVJDSF9IQVNfUFRFX0RFVk1BUCkgJiYgXAorICAg IGRlZmluZWQoQ09ORklHX0hBVkVfQVJDSF9UUkFOU1BBUkVOVF9IVUdFUEFHRV9QVUQpCitzdGF0 aWMgaW5saW5lIHVpbnQ2NF90IHB1ZF90b19obW1fcGZuX2ZsYWdzKHN0cnVjdCBobW1fcmFuZ2Ug KnJhbmdlLCBwdWRfdCBwdWQpCit7CisJaWYgKCFwdWRfcHJlc2VudChwdWQpKQorCQlyZXR1cm4g MDsKKwlyZXR1cm4gcHVkX3dyaXRlKHB1ZCkgPyByYW5nZS0+ZmxhZ3NbSE1NX1BGTl9WQUxJRF0g fAorCQkJCXJhbmdlLT5mbGFnc1tITU1fUEZOX1dSSVRFXSA6CisJCQkJcmFuZ2UtPmZsYWdzW0hN TV9QRk5fVkFMSURdOworfQorCitzdGF0aWMgaW50IGhtbV92bWFfd2Fsa19wdWQocHVkX3QgKnB1 ZHAsIHVuc2lnbmVkIGxvbmcgc3RhcnQsIHVuc2lnbmVkIGxvbmcgZW5kLAorCQlzdHJ1Y3QgbW1f d2FsayAqd2FsaykKIHsKIAlzdHJ1Y3QgaG1tX3ZtYV93YWxrICpobW1fdm1hX3dhbGsgPSB3YWxr LT5wcml2YXRlOwogCXN0cnVjdCBobW1fcmFuZ2UgKnJhbmdlID0gaG1tX3ZtYV93YWxrLT5yYW5n ZTsKQEAgLTc2NSw2ICs3NjUsOSBAQCBzdGF0aWMgaW50IGhtbV92bWFfd2Fsa19wdWQocHVkX3Qg KnB1ZHAsCiAKIAlyZXR1cm4gMDsKIH0KKyNlbHNlCisjZGVmaW5lIGhtbV92bWFfd2Fsa19wdWQJ TlVMTAorI2VuZGlmCiAKIHN0YXRpYyBpbnQgaG1tX3ZtYV93YWxrX2h1Z2V0bGJfZW50cnkocHRl X3QgKnB0ZSwgdW5zaWduZWQgbG9uZyBobWFzaywKIAkJCQkgICAgICB1bnNpZ25lZCBsb25nIHN0 YXJ0LCB1bnNpZ25lZCBsb25nIGVuZCwKLS0gCjIuMjAuMQoKX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX18KTm91dmVhdSBtYWlsaW5nIGxpc3QKTm91dmVhdUBs aXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1h bi9saXN0aW5mby9ub3V2ZWF1